Technology

GDD IP receiver GRx8-32

- Resistivity and time domain induced polarisation measurement
- 2D and 3D configuration: pole-dipole, dipole-dipole, pole-pole, Wenner, Gradient, Shlumberger and others
- Capable of up to 32 Channels per Rx in multiple configurations (1x32, 2x16, 4x8 arrays)
- Full time series recording capability
- Great for large scale multiple receiver arrays reading multiple lines at once from a single power source.



GDD TX II Transmitter

- 3600W-2400V-15A single system, can be run in dual master slave mode for 7200W-4800V-15A
- 0.030A to 15A (standard operation), ideal for resistive conditions
- Protection against short circuits even at zero (0) ohms



GDD TX 4 Transmitter

- 5000W-2400V-20A single sytem, can be run in dual master slave mode for 10000W-4800V-20A
- 0.030A to 20A (standard operation), ideal for resistive conditions
- Protection against short circuits even at zero (0) ohms



Zonge GDP-3224 Receiver

- Capable of MT, CSAMT, TDEM, time- and frequency-domain IP in multiple configurations
- Pre-amplifies and filters electric and magnetic telluric signals
- Automatically limits low-frequency tellurics for MT/AMT surveys
- Includes radio signal filter for CSAMT and IP surveys
- Up to 16 user-expandable channels
- 24 bit acquisition including full time series recording
- Has successfully been used to extract AMT data from IP data
- 0.015625 Hz to 8 KHz frequency range standard, 0.0001 Hz minimum for MT and 10240 Hz maximum for AMT



Zonge GGT-30 transmitter

- up to 30kVA up to 1000 V, 45 Amp
- Can be run as a dual system with two generators for up to double output
- Broadband: DC to 8192Hz
- Loop or grounded dipole
-Open loop circuit protection



Phoenix MTU-5A Receiver 2 E-Field

- 3 H-Field channels per Rx
- Frequency range of DC-10,000Hz
- Samples/second: 24 000
- Applications from surface to 50km depth and beyond
- Passive system with minimal environmental impact



Phoenix MTC-150L Sensor

- Range of 0.0001Hz-10,000Hz
- Sensitivity 25 mv/nT
- Output range: Fully differential 0-5V



SMARTem24 Receiver

- 24-bit ADC’s
- Up to 16 input channels
- Up to 120,000 samples per second per channel
- Full time 24 bit time-series recording and playback
- EM and time domain IP functionality
- Highly adaptable frequency range



Battery-powered NanoTEM® Transmitter NT-20

- capable of very fast turn-off times to collect high-quality, near-surface TEM data
- 50 or 100% duty cycle
- 1.5 microsecond shutoff into 20 meter loop
- applications for mining and environmental surveys



SuperSting R1 Earth Resistivity and IP Meter

- Battery Powered portable small system
- High resolution near surface data
- IP mode records 6 individual chargeability windows
- 1-2000mA transmitter output
- Resistance, Schlumberger, Wenner, dipole-dipole, pole-dipole, pole-pole, SP-absolute and SP-gradient modes



BH43-3 Borehole TDEM Probe

- 3 Dimensional time domain EM exploration from boreholes
- One axial and two radial coils
- Sensor area 5000m2 for axial component and 1250m2 for radial components